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Home My WebLink AboutMAPLE HOLLOW PARK (FORMERLY MAPLE HILL PARK) - BASIC DEVELOPMENT REVIEW - BDR170002 - CORRESPONDENCE - OTHER WATER AND OR SANITATION DISTRICTSEast Larimer County Water District 232 South Link Lane, P.O. Box 2044 • Fort Collins, Colorado 80522 Phone (970) 493-2044 • Fax (970) 493-1801 • www.elcowater.org S:\_Project_Files\Development\_Active Projects\Maple Hill Park\Docs\2017-02-01 Basic Development Review\BDR Review Letter.doc 01 February 2017 Via Email: jholland@fcgov.com Jason Holland City of Ft. Collins Planning and Zoning P.O. Box 580 Ft. Collins, CO 80522-0580 RE: Project: Maple Hill Park Title: BDR 170002 Engineer Contact: Interwest Consulting Group The East Larimer County Water District (District) staff has reviewed material delivered to the District for the proposed project referenced above and has the following comments: 1. Utility Plans, Sheet 2: a. Correct the General Notes to state water lines to be constructed per East Larimer County Water District standards, see Attachment 1. b. Include District general notes as noted on Attachment 1, see Attachment 2 for District general notes. c. Include District signature block as noted on Attachment 1, see Attachment 3 for District signature block. 2. Utility Plans, Sheet 3: See Attachments 4 and 5 for redlines (Note 1 correction, meter pit location revision, add signature block) 3. Utility Plans, Sheet 4: See Attachment 6 for notes on grading (cannot reduce grade/cover over existing waterline as indicated in some locations). 4. Utility Plans, Sheet 7: Remove Details 15 and 26 (City of Fort Collins Water Service Details) and replace with Attachment 7, ELCO meter pit detail. 5. Landscape Plans, Sheet 1: See Attachment 8, requests to provide greater separation from large trees and existing waterline, and note questions on other trees indicated to be place in existing easement area. Please contact me if you have any questions. Sincerely, Randy Siddens, P.E. District Engineer ) SHALL NOT - BE- RESPONSIBLE FOR THE MAINTENANCI::. Ut- ~I Ut<M Ut<l\lr-.1\ut.. r 1'\viL.I 111: .. ~ 'ERTY. MAINTENANCE OF ONSITE DRAINAGE FACILITIES SHALL BE THE RESPONSIBILITY OF . THE •DRAINAGE MEMO FOR MAPLE HILLL PARK", DATED 01/10/17, BY INTERWEST 3E FOLLOWED AND IMPLEMENTED. ~ AND ACCEPTANCE BY lHE CITY OF FORT COLLINS, CERTIFICATION OF THE DRAINAGE ED ENGINEER, MUST BY SUBMITTED TO AND APPROVED BY THE STORMWA TER UTILITY SHALL BE SUBMITTED TO THE STORMWATER UTILITY DEPARTMENT AT LEAST TWO WEEKS A CERTIFICATE OF OCCUPANCY FOR SINGLE FAMILY UNITS. FOR COMMERCIAL PROPERTIES, JBMITTED TO THE STORMWATER UTILITY DEPARTMENT AT LEAST TWO WEEKS PRIOR TO THE JCTION PERMITS SHALL IN EXCESS CONFORM OF THOSE TO THE ALLOWED CITY PRIOR OF FORT TO CERTIFICATION COWNS . -UllLIJleS - PER THE STANDARDS DEVELOPMENT AND > THE DATE OF CONSTRUCTION. '--- . ~ONSTRUCTION SHALL CONFORM TO THE CITY OF EORT COLLINS UTILITIES STANDARDS AND I THE DATE OF CONSTRUCTION. ~ L.~ -L <0 ;. , ~ ~if'.d. f) ) f .Je f l,Gd ""~ {j f'll ~ ~ ........... L-... ' I~ \ CITY OF FORT COLLINS, COLORADO UTILITY PLAN APPROVAL APPROVED:------------ CITY ENGINEER DATE CHECKED BY: ---W~A~TE~R-&~W~A~s=TE~W~A=TE=R~U~TI-LITY~- DATE CHECKED BY: STORMWATER UTILITY DATE CHECKED BY: PARKS & RECREATION DATE CHECKED BY: TRAFFIC ENGINEER DATE CHECKED BY:---------- DATE 11. a: Ll.l D.. LLI < z ~ t- u .LLI , 0 a:: D.. I' - " " -0 ~ 0 ~ 0 .... I (j) - · I~ LL f-Zw m 0 O::....JZ X >0 z ....J 0 <l:: 1- OILL u - LD (.-\J - U f- 0.... 0:: ~ a:: ~ .J -:.J t LIJ .J < 0.~ . <z { ; LIJ EAST LARIMER COUNTY WATER DISTRICT GENERAL NOTES FOR CONSTRUCTION Version: 1/13/17 The following information is condensed from the current "Standard Construction Specifications for Water Mains" (Specification) as adopted by the East Larimer County Water District (‘ELCO’ or ‘District’) and is to be considered as such. In the event of any conflict the full District Specification document shall take precedence. 1. Standards and Specifications: Construction shall be per the East Larimer County Water District Standard Construction Specifications in effect at the start of construction. 2. Locates: It shall be the responsibility of the Contractor to coordinate field locates of all existing utilities prior to commencement of any construction. Contractor shall also notify all affected utility companies prior to commencing construction. In event of damage to any existing utility Contractor shall immediately notify owner of the utility involved and, unless authorized in writing by the owner of the subject utility, shall not attempt to make repairs. Cost of repairs shall be the responsibility of the Contractor. 3. Damage to Property: Contractor shall continuously maintain adequate protection from damage of all public and private property through which the work is done. 4. Safety: All water main installation within the ELCO Water District shall be subject to current OSHA and COSHA safety requirements. Contractor shall also comply with any and all requirements and regulations as set forth by City, County, State and Federal agencies having applicable authority. 5. Landscaping Adjacent to District Waterlines: No landscaping (bushes, shrubs, trees or other plantings) that has a mature height of over 3 feet (3-ft) shall be placed within ten feet (10-ft) of any District waterline (distribution main, service line, meter, etc.). The District shall have the right to remove any landscaping that violates this standard, at any time such landscaping is discovered, and shall not be required to replace the removed landscaping. 6. Design Approval and Notice of Construction Start: No construction shall begin without prior design approval from ELCO. District shall be notified 48 hours in advance of starting construction or testing to allow for scheduling. District shall inspect the construction as necessary and shall observe all line testing. Construction or testing shall conform to District Specifications at all times. In event that State or City road excavation permit(s) are required Contractor shall notify District of proposed construction schedule well in advance to allow time for District to obtain the required permit(s). 7. Permits: Contractor is responsible for obtaining all County road permits which may be required. 8. Changes During Construction: No verbal authorization for field revision shall be given. All requests for such field revision shall be made in writing accompanied by proposed change indicated on copy of the approved design drawings. Any field revision approved and installed shall also be accurately documented on As-Built drawings as detailed below in these Notes. 9. Materials of Construction: a. Pipe - All water piping shall be Polyvinyl Chloride (PVC). All PVC piping through 12-inch shall be manufactured in accordance with AWWA Standard C900, "Polyvinyl Chloride (PVC) Pressure Pipe, 4-inch through 12-inch, For Water Distribution", Class 150 (DR 18). All PVC piping 14-inch through 24-inch shall be manufactured in accordance with AWWA Standard C905, "Polyvinyl Chloride (PVC) Water Transmission Pipe, Nominal Diameters 14-inch through 36", Class 200 (DR 18). Pipe with a diameter greater than 24 inches shall be specified based on engineered design. Pipe size shall be as shown on the approved plans. All water piping shall be installed with a twelve (12) gauge braided copper wire, plastic coated, six hundred (600) volt taped to top of pipe and surfaced at each valve as a tracer wire. Pipe joints shall be made using an integral bell with an elastomeric gasket push-on type joint or using machined couplings of a sleeve type with rubber ring gaskets and machined pipe ends to form a push-on type joint. All materials installed shall be free of manufacturer defects. Any defective or damaged materials noted on the construction site shall be so marked and removed from the site. All fittings shall be mechanical joint, ductile iron, manufactured in accordance with AWWA Standard C153. Fittings shall be furnished with a cement-mortar lining of standard thickness class with a 250 psi pressure rating. Under no circumstances shall any PVC piping be installed utilizing mechanical equipment to seat the joints. b. Gate Valves - Gate valves shall conform to AWWA Standard C509-87 with mechanical joint, 2" open left operating nut and resilient seat. Valve shall be Mueller A-2380-20 or approved equal. c. Butterfly Valves - Butterfly valves shall conform to AWWA Standard C504-80 with mechanical joint, 2" open left operating nut, resilient seat and shall be equipped with sand bonnet. Valve shall be Mueller or approved equal. d. Fire Hydrant Assembly - Hydrant shall conform to AWWA Standard C502-85, 1" square open right operating nut, no American Darling units. Mueller Super Centurion with epoxy coated shoe or American Flo Control Waterous Pacer WB- 67-250X with epoxy coated shoe. e. Fittings - All fittings shall be swing assemblies with anchor couplings. 10. Pipe Wrap: All fittings, valves, fire hydrant shoes and plugs shall be poly- wrapped with 8-mil thick polyethylene plastic wrap, double layered, and ends securely taped prior to backfill. 11. Bedding: All water main installation shall include bedding. Bedding shall be 3/4" washed rock uniformly graded and compacted. Trench shall be excavated to a depth below established grade equal to 1/4 of pipe diameter (min. 4"). Bell depressions shall be provided for all joints. In event that unstable trench conditions are encountered at pipeline grade 1-1/2" uniformly graded washed rock shall be used for stabilization. Bedding material shall be placed and compacted under and around sides of the pipe. Place bedding in such a manner as to provide solid, uniform bearing surface for full length of barrel. Minimum 30" backfill above pipe before other than hand compaction equipment is to be used. Note maximum trench width detail. 12. Backfill: Backfilling of trench shall be performed as soon as practical, subsequent to inspection and approval. Backfilling of acceptable material shall be placed in lifts not greater than one (1) foot. Backfill shall be compacted to 95% of optimum density in roadway areas and 90% in all other locations. Compaction testing of bedding and backfill shall be at least five tests per 1,000 feet and at varying depths and locations in accordance with the requirements of the applicable authority. 13. Joint Restraint: All fittings, tees, plugs and fire hydrants shall be provided with anchor couplings and/or joint restraint in accordance with ELCO Specifications. Thrust blocks shall be used only as required per field conditions and as approved or directed by the ELCO field inspector. 14. Concrete: All concrete construction, including thrust blocks, shall be completed utilizing Type 5 or equal cement only. 15. Asphalt Replacement: In event that asphalt pavement is involved that has been in place less than two years (according to City or County Engineer's record) and is cut, the cut shall be a minimum of 20 feet in width and will be replaced to the specified depth by a paving machine. 16. Pipe Cover: A minimum cover of 4-1/2 feet shall be maintained throughout the waterline and service line installation, particularly in areas of new grading and drainage swales. Extra bury depth may be required to maintain minimum cover at drainage culvert crossings and/or fire hydrant runs. Maximum allowable cover shall be 6 feet, unless specifically approved by the District. 17. Connection to Existing System: All connections to existing waterlines shall be completed at developer's expense by ELCO personnel or the District's authorized contractor with no exception. 18. Inspection: ELCO shall have the authority to ascertain that all construction of facilities is equal to or better than minimum construction requirements as set forth in the District’s Specifications. The District shall also have the authority to assign an inspector to check any and all work, including all materials to be incorporated in the work, excavation, bedding, backfill, testing and all construction methods and practices. 19. Testing and Acceptance: All lines shall be pressure tested, chlorinated and flushed by the Contractor in accordance with District Specifications and under the District's supervision. Upon passing chlorination testing, bacteriological testing will be completed by an accredited water quality control laboratory. Copies of all passing test results, including soils compaction in the area of water main construction, shall be provided to the District. 20. Project As-Built and Record Drawing Requirements: a. As-built drawings are prepared by the contractor. They confirm, in red ink, on-site changes to the original construction documents. The As-built drawings shall be forwarded to project’s design engineer for conversion to Record Drawings. b. Record Drawings are prepared by the project’s design engineer and reflect on- site changes the contractor noted in the as-built drawings. The Record Drawings shall be approved by ELCO prior to Preliminary Acceptance of the project. Record Drawings are to be delivered to the District in hard copy (11 x 17 format) and electronic format. Hard copy drawing text font size shall be large enough to be legible with font size approved by the District. Electronic format shall be delivered in Adobe .pdf, AutoCAD and ArcView shape files (release version to be confirmed with District at time of submittal). These documents shall accurately reflect any change made in the field which varies from the approved construction plan and including, at a minimum, field dimensions and elevations, horizontal and vertical locations of underground utilities and appurtenances. Include with the Record Drawings a complete copy of the recorded Filing Plat and a written confirmation of total costs of all water system improvements involved. 21. Warranty: The Contractor shall warrant all work associated with the waterline installation including, but not limited to the materials, installation workmanship and surface restoration for a period of two years from date of Preliminary Acceptance. During this warranty period the Contractor shall repair any defects in the work and maintain the work area. At the close of the two year warranty period and upon satisfactory correction of any deficiencies noted, the District shall accept the constructed lines and appurtenances as the sole property and responsibility of the ELCO. EAST LARIMER COUNTY WATER DISTRICT UTILITY PLAN REVIEW Reviewed By:____________________________ __________ General Manager Date Review does not constitute “approval” of plans. Plan Engineer is responsible for accuracy and completeness of design. . :AREA \ INLET Rlhi:09.50 INV:06.25 ..•. 7:···. ·~·.M: .;. ·. . ; ··:~~.. :.- .. --*)( --,---~E---------.- ,• ' ' 61 LF 6• PV~ fTll ' o s-1.5" ~ 1 I I SAN C/0 ~ I Rlt.i:12.6 ·.1 INV: 05.85 .1 ACCESS RAhiP PER LCUASS 1606 \ ~::r 3: jl I _.J I EX CENTURY LINK UT/L!TlES /5-~C.. A ~~~ ':1' ~~!_~_iv __ b WC-~ 90 LF 6• PVC 0 5=1.5" ® TttiJH lk ,t I I\ CALL UTILITY NOTIFICATION CENTER OF COLORADO CONNECT TO EX SAN STUB SAN C/0 Rlhl: 12.3 INV:4.50 (EX INV TO BE VERIFIED) ..........". . "; ·· · ... . :~· :-.-... ,_ ....... INSTALL 3/4• WATER hiETER AND PIT ON EX c:J:"O\Jif'C:' SSMH-6 RIM=5012.J8 4" /NV (W}=5004. JB 8 " /NV (S)=5000.2J ~ l~l 3: fTl 3: II! fTl 3: 811 .cA1..L. 2-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE, OR EXCAVATE FOR THE MARKING OF UNDERGROUND MEMBER UTILITIES. CITY OF FORT COLLINS, COLORADO UTILITY PLAN APPROVAL APPROVED: CITY ENGINEER CHECKED BY: WATER & WASTEWATER UTILITY CHECKED BY: STORMWATER UTILITY ROADWAY CURB_/ < URBAN PLAN) ft I I r~.p,~~~:i:~~"t'M~~a I I I ~ LDETACHED WALK \ < URBAN PLAN) I BARROW DITCH GENERAL UTILITY CONTRACTOR INSTALLS CURB STOP ~ BOX ~ ~ MCDONALD DUAL CHECK METER SETTER I < RURAL PLAN) I 4. 5' MIN. FROM - II eu(I TD MAIN - STRUCTURE METER SECTION A-A 4. 5' I I I I I I MIN. TYPE 'K' COPPER - BED IN PEA GRAVEL ~ 6' A~L DIRECTIONS ""' ~CORPORATION STOP ~BRASS DOUBLE STRAPPING SADDLE <SUBJECT TD DISTRICT APPROVAL> SPECIFICATION 02646 TEMPORARY CURB STOP BOX INSTALLED BY GENERAL UTILITY CONTRACTOR CURB STOP INSTALLED BY GENERAL UTILITY CONTRACTOR PEA GRAVEL BASE_/• ELCO METER PIT CONTRACTOR INSTALLS METER PIT ~ SETTER LOCATION OF ORIGINAL CURB STOP ~ BOX H£TE:R PIT CONTRACTOR Ta ~HUVE: CURB STOP BOX 20' DIA. X 3' METER PIT - 16' METER PIT ~ METER INSTALLATION BY BY METER PIT CONTRACTOR 3' PIGTAIL 3/4' 'K' COPPER 90 DEGREE FITTING <INSTALLED WITH CURB STOP, W/TAPE COVERING> I PLAIN END WITAPE COVERING - CONTINUED TD STRUCTURE BY OWNER REVISED: 03/06 • ELCO WATER DISTRICT DETAIL1 TYPICAL 5/8") 3/4" ~ 1" METER ~ SERVICE DETAIL DRAWN: DATE: RKB 10/91 CHECKED BY: PARKS & RECREATION CHECKED BY: ffiAFFIC ENGINEER CHECKED BY:---------- DATE DATE DATE DATE DATE DATE ' t- u .~ , 0 a: c.. ('. 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